APA (7th ed.) Citation

BISHOP, M. S. (1972). Focus on earth sciene. Charles E. Merril Publ.

Chicago Style (17th ed.) Citation

BISHOP, Margaret S. Focus on Earth Sciene. Charles E. Merril Publ, 1972.

MLA (8th ed.) Citation

BISHOP, Margaret S. Focus on Earth Sciene. Charles E. Merril Publ, 1972.

Warning: These citations may not always be 100% accurate.